package com.itheima.parameter;

public class parameterDemo4 {
    public static void main(String[] args) {
        test();
    }
    public static void test(){
        System.out.println("6");
    }
    public static void test(int a){
        System.out.println(a);
    }
    void test(double a){

    }
    int test(int a,int b){
        return a+b;
    }
}
